Yasuhiro Ujita

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Kasugai, JP

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Patents Grantslast 30 patents

Information Patent Grant
Structure for joining a wire to a solid electrolytic element
- Patent number 5,186,809
- Issue date Feb 16, 1993
- NGK Spark Plug Co., Ltd.
- Toshihiko Aoyama
- G01 - MEASURING TESTING
Information Patent Grant
Oxygen sensor
- Patent number 4,956,072
- Issue date Sep 11, 1990
- NGK Spark Plug Co., Ltd.
- Takao Kojima
- G01 - MEASURING TESTING